Nine's complement
[计] 十进制反码
🧩 词语组成解析
🗣️ 情景例句
Which part of the paper do you read first?
你会先看报纸的哪一部分？
Americans are hight mobile, and therefore may find it difficult to became deeply involued with other.
美国人的流动性，大，因此你会发现和他人深交很难。
Which one is cheap? Which one is dear?
哪一支便宜？哪一支贵？